@Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((containerId == null) ? 0 : containerId.hashCode()); result = prime * result + ((releaseId == null) ? 0 : releaseId.hashCode()); result = prime * result + ((resolvedReleaseId == null) ? 0 : resolvedReleaseId.hashCode()); result = prime * result + ((status == null) ? 0 : status.hashCode()); return result; }